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Count the number of project code lines
2020-11-06 21:40:22 【Architects who can drive】
package com.travelsky.falcon.controller.testPackage.countCode;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
/**
* Statistics under the specified directory java The number of lines in the file
* @author wdm
* @date
*/
public class CountFileRow {
private static int total = 0;
private static int fileNum = 1;
/*
* Count the number of lines in a single file
*/
public static void singleFile(File file){
FileReader reader = null;
BufferedReader buffer = null;
try {
reader = new FileReader(file);
buffer = new BufferedReader(reader);
String line = null;
while((line=buffer.readLine())!= null){
// Remove the space
String trimStr = line.trim();
// If the /,* start , Just skip the loop
if(trimStr.startsWith("/") || trimStr.startsWith("*") || trimStr.length()<=0){
continue;
}else{
total++;
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
/*
* Traverse all the files in the specified directory
*/
public static void fileTraversal(File directory){
File[] file = directory.listFiles();
for(int i=0; i<file.length; i++){
if(file[i].isDirectory()){ // If this object is a directory , Just recursion
fileTraversal(file[i]);
}else{
if(file[i].getName().endsWith(".java")){// Judge whether .java ending
System.out.println(" The first "+(++fileNum)+" File :\t"+file[i]);
singleFile(file[i]);// Count the number of lines in a single file
}
}
}
}
public static void main(String[] args) {
File dir = new File("D:\\workspace\\trunk");
fileTraversal(dir);
System.out.println(" common "+total+" Line code ");
}
}
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本文为[Architects who can drive]所创,转载请带上原文链接,感谢
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